De Atramentis Standard Mouse Grey Twist Action Brand KWZ Ink Name Grass

Brand KWZ Ink Name Grass Green Country of Origin Poland Color Green Dry Time 40 seconds in a Pilot VP medium nib on Rhodia Flow Average Shading Medium Sheen No Shimmer No Limited Edition No Water Resistance Low Iron Gall No Pigment No

and darkening to a grey-black with blue undertones as the gall bonds permanently to the paper

Robert Heinrich Herman Koch was a celebrated German physician and pioneering microbiologist

Water Resistance

De Atramentis Standard Mouse Grey Twist Action Brand KWZ Ink Name GrassMouse grey fountain pen ink from DeAtramentis, handmade in Germany. This ink is made by hand in small batches, therefore there could be some color variation between bottles of ink.